Bitwise operators

Question

what are bitwise operators I can't understand

Answer 1

They are operators acting directly on bits (like AND, OR, XOR, NAND, NAND, NXOR, NOT) or who can shift bit sequences.

Answer 2

It is like a normal operator but working only on bits

Answer 3

thanks Adrien

Answer 4

E.g.
a = 1001 & 1100
a = 1000